Latin America's poor will be worst hit by obesity

Those worst affected obesity are often also those with the least access to treatment

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Russian leaders will clear obstacles to election win

The United Russia party has no dangerous opponents, but a decisive victory will take some engineering

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While rules on internal mobility have been clarified and made stricter recently, ambiguity remains

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The government will be hard pressed to find the means to revive growth as an important election looms

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The security emergency decree aims to focus efforts on an issue of citizen concern, but its success is questionable

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Deadly krokodil could become the last resort for poor addicts

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Tunis is struggling to respond to the grievances of its most marginalised regions

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Many Mexicans will view the pope's visit as a privilege,but it could be an embarrassment for Pena Nieto

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As Brazil struggles with the spread of Zika, anti-mosquito action and international research efforts provide some hope

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After an initial round of subsidy cuts, the government is preparing further fiscal tightening

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